It is important to clarify from the outset that the string of characters you provided——does not correspond to any known standard feature, command, or default identifier within the documented history of TorChat , the discontinued decentralized anonymous instant messaging program.
The appended remains a mystery. It could be a channel marker, a version number, a user ID, or simply a typo. Without the original user’s context, we can only treat it as metadata lost to time.
If you are researching TorChat or anonymous messaging today, learn from its failures: And never trust a 16-character RSA Base32 key in 2026.